Radio Shack HTX-242 owner manual Scanning Memory Channels, Clearing a Memory Channel

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Scanning Memory Channels

To set the HTX-242 to scan memory channels, press and release MR. Then press and hold MR for at least 1 second. .flashes, and the HTX-242 scans memories that have the scan option turned on (see “Enabling/Disabling Scanning for Memory Channels” on this page). The HTX-242 stops when it encounters a transmission. It resumes scanning according to the saved scan settings (see “Set- ting the Scan Options” on Page 20). To resume scanning immedi- ately, press MHz.

!Note: Scanning stops if you press MR or PTT.

Clearing a Memory Channel

You can clear any memory channel except Memory Channel 1 and the calling-frequency memory.

1.Tune to the memory channel you want to clear.

2.Hold F for at least 1 second. FUNC flashes.

3.Press MR. All settings are cleared from the memory channel.

Enabling/Disabling Scanning for Memory Channels

You can disable (lock out) individual memory channels, so the HTX-242 does not stop on them when you scan memory channels.

1.Tune to the memory channel you want to enable or disable for scanning.

2.Press F, then press MR.

3.Repeatedly press until the HTX-242 displays Sn and the scan setting.

4.To enable scanning for the current channel, rotate TUNE, or press UP or DOWN on the microphone, to select on.

To disable scanning for the current channel, rotate TUNE, or press UP or DOWN on the microphone, to select oFF.

5.Press MR or PTT to save the setting.

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Contents HTX-242 TWO-METER Mobile Trans Ceiver Introduction FeaturesUsing this Manual Contents Specifications Schematics Using Memory ChannelsUsing Dtmf and Subaudible Tones Using the Menu TroubleshootingConnecting the Microphone InstallationUnpacking the Transceiver Mounting the HTX-242 in a Vehicle Connecting an Antenna Connecting to your Vehicle’s Power Using the HTX-242 as a Base Station Connecting an External Speaker Optional Using the HTX-242 with Packet RadioUnderstanding the HTX-242 Dtmf Touch-Tone FeaturesDual VFO Modes Repeater Operation Subaudible Tone Ctcss FeaturesMemory Channels VFO-A-T Understanding the DisplayPage Extending the Transmit Frequency Range Resetting the HTX-242Basic Operation Turning On/Off Your HTX-242Locking the Controls Setting Volume and SquelchUsing the Light Setting the Power LevelSelecting a Frequency Tuning to a FrequencyDirectly Entering a Frequency Scanning for a Frequency Setting the Frequency StepSetting the Scan Resume Condition Setting the Scan OptionsStoring Scan Skip Frequencies Setting the Scanning Range Setting the Scan Resume DelayTransmitting Receiving TransmissionsTransmitting Dtmf Tones from Memory Manually Transmitting Dtmf TonesLimiting Transmit Duration Turning the Keytone Beep On and OffReceive Frequency Transmit Offset Frequency Offset DefaultsAdvanced Operation Turning Auto Duplex On and OffReversing the Offset Changing the Default OffsetOverriding the Duplex Offset Using the Dual VFOs for Duplex Operation Changing Stored Settings Using Memory ChannelsStoring a Frequency Using Auto Memory Store AMS Using the Calling-Frequency Memory Tuning to a Standard Memory ChannelChecking Priority Channel Clearing a Memory Channel Scanning Memory ChannelsEnabling/Disabling Scanning for Memory Channels Storing a Dtmf Sequence Using Dtmf and Subaudible TonesTransmitting a Dtmf Sequence Using Group Calling Using DtmfName Assignment Dtmf Page Sequence Using Auto-Reply Using Dtmf Auto Send Code Freq. Hz Using Subaudible TonesSetting the Subaudible Tones Valid Subaudible TonesActivating Subaudible Tone Transmit and Squelch Setting the Dtmf Page and Subaudible Tone AlertUsing the Menu OFF Menu Default Explanation/Available Settings OptionProblem Possible Solutions TroubleshootingError Codes Common Problems and SolutionsReplacing the Fuse General SpecificationsReceiver Transmitter Schematics RF Schematic Digital Schematic Microphone Schematic Radio Shack Division of Tandy Corporation Fort Worth, Texas